/* Copyright (C) 2004 - 2006  db4objects Inc.  http://www.db4o.com

This file is part of the db4o open source object database.

db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL 
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.

db4o is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
namespace Db4objects.Db4o.Internal.Marshall
{
	/// <exclude></exclude>
	public abstract class ArrayMarshaller
	{
		public Db4objects.Db4o.Internal.Marshall.MarshallerFamily _family;

		public abstract void DeleteEmbedded(Db4objects.Db4o.Internal.Handlers.ArrayHandler
			 arrayHandler, Db4objects.Db4o.Internal.StatefulBuffer reader);

		public Db4objects.Db4o.Internal.TreeInt CollectIDs(Db4objects.Db4o.Internal.Handlers.ArrayHandler
			 arrayHandler, Db4objects.Db4o.Internal.TreeInt tree, Db4objects.Db4o.Internal.StatefulBuffer
			 reader)
		{
			Db4objects.Db4o.Internal.Transaction trans = reader.GetTransaction();
			return arrayHandler.CollectIDs1(trans, tree, PrepareIDReader(trans, reader));
		}

		public abstract void DefragIDs(Db4objects.Db4o.Internal.Handlers.ArrayHandler arrayHandler
			, Db4objects.Db4o.Internal.ReaderPair readers);

		public abstract void CalculateLengths(Db4objects.Db4o.Internal.Transaction trans, 
			Db4objects.Db4o.Internal.Marshall.ObjectHeaderAttributes header, Db4objects.Db4o.Internal.Handlers.ArrayHandler
			 handler, object obj, bool topLevel);

		public abstract object Read(Db4objects.Db4o.Internal.Handlers.ArrayHandler arrayHandler
			, Db4objects.Db4o.Internal.StatefulBuffer reader);

		public abstract void ReadCandidates(Db4objects.Db4o.Internal.Handlers.ArrayHandler
			 arrayHandler, Db4objects.Db4o.Internal.Buffer reader, Db4objects.Db4o.Internal.Query.Processor.QCandidates
			 candidates);

		public abstract object ReadQuery(Db4objects.Db4o.Internal.Handlers.ArrayHandler arrayHandler
			, Db4objects.Db4o.Internal.Transaction trans, Db4objects.Db4o.Internal.Buffer reader
			);

		public abstract object WriteNew(Db4objects.Db4o.Internal.Handlers.ArrayHandler arrayHandler
			, object obj, bool topLevel, Db4objects.Db4o.Internal.StatefulBuffer writer);

		protected abstract Db4objects.Db4o.Internal.Buffer PrepareIDReader(Db4objects.Db4o.Internal.Transaction
			 trans, Db4objects.Db4o.Internal.Buffer reader);
	}
}
